at least 25 rockets have already hit israel today, forcing israel to step up its offensive. that right there is video of an israeli air strike target ago hamas compound. they hit 80 targets in gaza overnight. >>> the f.b.i. and nypd are hunting for a serial killer on the loose in new york city today. the suspect wanted for at least three murders in the past four months. detectives are looking into several motives, but say the man has a fascination with numerology, they believe. the address for each crime scene includes the number 8, thanks to surveillance video, police want to question four people who might know more information. >>> there is new video of that fatal oil rig explosion in the gulf of mexico. >> holy (bleep) look at that! >> alisyn: a tv crew was filming a fishing show and they captured the explosion on camera. the oil company is expanding the search for the body of the last missing worker. a search and rescue dog is being brought in today and three dive boats are being used around the rig. >>> the fans have spoken. >> american music award goes to justin bieber